IGCSE1

• A

• B

• C

• D

What is the correct equation for gravitational potential energy

• m x g x h

• m x g / h

• m x h / g

What is the correct equation for kinetic energy

• 1/2 x m x v²

• m x v²

• 1 / 2 x v x m²

The units of frequency are...

• metres

• seconds

• Hertz

• degrees

Light is an example of a transverse wave

• True

• False

Sound is an example of a transverse wave

• True

• False

Which of the following statements describes the period of a wave?

• Number of waves per second

• Distance from crest to crest

• Distance from resting position to top of the wave

• Time taken to produce one wave

A microwave has a frequency of 300MHz. What is the wavelength of these waves?

• 1000 m

• 100 m

• 10 m

• 1 m

The period of a wave is 0.1 s. What is the frequency of this wave?

• 0.1 Hz

• 1 Hz

• 10 Hz

• 100 Hz

The lowest frequency form of visible light is...

• Red

• Yellow

• Green

• Violet